Circumference of a Circle Given Radius
The distance from the center of a circle to the outside, also half of the diameter
What is radius
The distance from one point on a circle, through the center, to another point on the circle
What is the Diameter
The distance around a circle
What is circumference?
The total amount of space inside of a circle
What is the area?
What are the numbers we use to represent pi?
3.14 or 22/7